diff --git a/src/physics.rs b/src/physics.rs
index d52c663..74e9ae5 100644
--- a/src/physics.rs
+++ b/src/physics.rs
@@ -2005,7 +2005,7 @@ mod test{
 		test_collision_rotated(relative_body,expected_collision_time);
 	}
 	#[test]
-	fn test_collision_degenerate(){
+	fn test_collision_degenerate_straight_down(){
 		test_collision(Body::new(
 			int3(0,5,0),
 			int3(0,-1,0),